The Screw,lag, cataloged under National Stock Number 5305-01-672-3706, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Fastool, Inc. Dba Fastool Inc. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-672-3706 |
| Primary Part Number | THD501200H |
| Item Name | Screw,lag |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Fastool, Inc. Dba Fastool Inc |
| Status | ACTIVE |
| Fastener Length | 12.0 INCHES NOMINAL IN |
| Head Style | HEXAGON |
| Width Between Flats | 0.75 INCHES NOMINAL IN |
| Surface Treatment | ZINC OVERALL |
| Material | STEEL OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| THD501200H | Fastool, Inc. Dba Fastool Inc (USA) |
| Reference | Meaning |
|---|---|
| THD501200H | 3/9 Design control — primary reference Simpson Strong-Tie Company Inc. |
NSN 5305-01-672-3706 is a Screw,lag, manufactured by Fastool, Inc. Dba Fastool Inc, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-672-3706 has 1 manufacturer part number on file: THD501200H (Fastool, Inc. Dba Fastool Inc).
Key specifications for THD501200H: Fastener Length: 12.0 INCHES NOMINAL IN; Head Style: HEXAGON; Width Between Flats: 0.75 INCHES NOMINAL IN; Special Features: THREAD SIZE: 0.50"; CONSTRUCTED FOR CONCRETE AND MASONRY. 5 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.